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Investments (Securities Gains (Losses)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Mar. 31, 2011	Jun. 30, 2012	Jun. 30, 2011
Schedule of Investments [Line Items]
Gross gains on sales of investment securities available for sale	$ 5	$ 0	$ 5	$ 156
Gross losses on sales of investment securities available for sale	(2)	(96)	(2)	(701)
Total securities gains (losses)	3	(96)	(42)	(545)
Equity Securities
Schedule of Investments [Line Items]
Other that temporary impairment loss on equity securities	$ 0	$ 0	$ (45)	$ 0

The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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